Question

Mining releases ______.

विकल्प

• Dust

• Smoke

• CO₂

• All of these

Answer 1

Mining releases dust, smoke and CO₂.

Explanation:

Mining releases dust particles from extraction processes, smoke from exhaust and dust emissions, and carbon dioxide (CO₂) as a greenhouse gas from machinery and related activities. Therefore, all these pollutants are released during mining operations, contributing to environmental pollution.